If you want a machine that offers smooth operation, precision cutting, and minimal maintenance, this model is an excellent choice
If deliberate, it may also have been used to maintain a sense of community, or to allow traders to talk amongst themselves in marketplaces to facilitate collusion, without customers knowing what they were saying, or by criminals to confuse the police (see thieves' cant)
Dangers of drinking coffee while smoking: Strengthen dependence due to habit factors
That is, until I tried Le Labos Tabac 28, one of their City Exclusive scents (its usually only available in their Miami store, but occasionally, Le Labo opens this collection to other cities)
Currently, the best thing that can be done to stop the spread of vaping is prevention and education